package com.ssww.dao;

import java.util.List;

import com.ssww.entity.Activity;
/**
 * dao接口
 * @author 
 *
 */
public interface ActivityDao {
	
	public Activity getActivityById(Integer  id);
	public List<Activity> getActivityList();
	public int addActivity(Activity a);
	public int updateActivity(Activity a,int id);
	public int deleteActivity(int id);
	
}
